EVPN VXLAN is a way to connect virtual machines across different servers and physical switches while keeping their networks separate.

Source

Google Cloud’s us-central1-b outage stemmed from a maintenance mistake that disconnected every fiber path serving the affected zone. The September 1 incident left virtual machines unreachable and caused severe network degradation for more than four hours, despite the region’s multilayer redundancy.

Source

Cisco has patched CVE-2026-20212, a critical Nexus 9000 vulnerability rated 9.8 that lets an unauthenticated remote attacker execute code as root through TCP ports 43210 or 43211. The flaw affects 10 Silicon One-based switch models and can also crash the S1HAL process, forcing a device reload and potentially disrupting data-center traffic.

Source

Microsoft and AWS have launched matching preview services for private connectivity between Azure and AWS, replacing a traditionally complex collection of circuits, routers, and routing sessions with a managed intercloud link. The service is available now in four regions at up to 1 Gbps per connection, while Microsoft plans to support connections of up to 100 Gbps when it reaches general availability.

Source

AWS has opened AWS Interconnect — multicloud to Microsoft Azure customers in public preview, giving them an on-demand way to connect private workloads across the two clouds without assembling and operating a custom network. The service is initially limited to four regions, but AWS says it will expand availability.

Source

Grok Bot is testing controls that could copy authenticated Chrome sessions into its cloud computer and route the agent’s traffic through the user’s desktop. The combination would reduce repeated logins and data-center blocking, but it would also place more of a user’s active browser identity inside a shared cloud environment.

Source

Self-hosted email has fallen from 44.6% of the top million domains in 2016 to just 22.4% in 2026, while Google Workspace and Microsoft 365 now account for 38.6% of detectable MX records. The shift gives two providers growing influence over mail delivery, filtering, outages, and authentication policies.

Source

Norway’s shared government infrastructure has suffered a DDoS attack two to three times larger than recent incidents, leaving ten public digital services unstable for more than 30 hours. The assault disrupted ID-porten, MinID, Altinn, e-signing and other systems used for tax, welfare, health-care and government transactions, but investigators found no evidence of unauthorized access or personal-data theft.

Source

Wi-Fi 7’s mandatory WPA3 security is exposing a new compatibility problem: the workaround designed to keep older clients connected requires support that many devices do not have. CableLabs is urging access-point, chipset, and client manufacturers to prioritize WPA3-Personal Compatibility Mode before more home networks encounter devices that suddenly cannot connect.

Source

Cisco has added four critical Crosswork vulnerabilities to the five Secure Workload flaws already requiring updates, bringing this security review to nine vulnerabilities overall. Five receive the maximum CVSS score of 10.0, including SQL injection, missing authentication, and access-control issues.

Source

Citrix is urging customers to patch two new NetScaler vulnerabilities after a recent wave of in-the-wild attacks against other NetScaler flaws highlighted the risk of delaying updates. CVE-2026-19490 can enable unauthenticated authentication bypass on certain Gateway and AAA virtual server configurations, while CVE-2026-19489 can cause denial-of-service conditions.

Source

Microsoft has published a detailed Windows 11 Delivery Optimization guide that could significantly reduce internet traffic during update and app rollouts. The recommended baseline expands local caches, keeps peer discovery on the LAN, and uses deployment rings so a small group of devices seeds content before larger waves begin.

Source

Windows 11 Beta build 26220.9202 gives the Windows Recovery Environment (WinRE) a practical upgrade: it can now reuse eligible Wi-Fi profiles saved in the main operating system, including supported certificate-based networks. The Windows 11 25H2 build also speeds up File Explorer Home, removes WMIC and Drag Tray, and delivers several reliability fixes.

Source

Windows 11 Insider build 26220.9202 gives the Windows Recovery Environment (WinRE) access to eligible Wi-Fi profiles saved in the main operating system, including supported certificate-based networks. The change removes a major obstacle for connected recovery tasks and is expected to reach Windows 11 version 26H2 later this year.

Source